HETE-2 Stories
Arctic Sea Ice Shrinks to Its 2026 Minimum
4 min read
Satellite records show Arctic sea ice covering less of the ocean in both winter and summer.
Article
October 2026 Satellite Puzzler
2 min read
Your challenge is to tell us the location of the satellite image and why it is interesting.
Article
Lunar Grounding Challenge
2 min read
As an astronaut traverses the lunar South Pole, tribocharging from walking on the lunar surface and plasma charging from the ambient plasma generate electric charge on the spacesuit. This problem is severely compounded when entering lunar shadows and Permanently Shadowed…
Article